<template>
  <div
    class="xtx-goods-page">
    <div
      class="container m-top-20"
      v-if="goodData && goodData.brand">
      <!-- 商品信息 -->
      <div
        class="goods-info">
        <div
          class="media">
          <!-- 图片预览区 -->
          <!-- 调用已经封装好的全局组件 -->
          <XtxImageView
            :image-list="goodData.mainPictures" />
          <!-- 统计数量 -->
          <ul
            class="goods-sales">
            <li>
              <p>
                销量人气
              </p>
              <p>
                {{goodData.salesCount}}+
              </p>
              <p><i
                  class="iconfont icon-task-filling"></i>销量人气
              </p>
            </li>
            <li>
              <p>
                商品评价
              </p>
              <p>
                {{goodData.commentCount}}+
              </p>
              <p><i
                  class="iconfont icon-comment-filling"></i>查看评价
              </p>
            </li>
            <li>
              <p>
                收藏人气
              </p>
              <p>
                {{goodData.collectCount}}+
              </p>
              <p><i
                  class="iconfont icon-favorite-filling"></i>收藏商品
              </p>
            </li>
            <li>
              <p>
                品牌信息
              </p>
              <!--
        goodData.brand 是 undefined
        undefined 不能再.下去
        ?.  可以判断前面是否有值 有值执行 没值停止
       -->
              <p>
                {{goodData.brand?.name}}
              </p>
              <p><i
                  class="iconfont icon-dynamic-filling"></i>品牌主页
              </p>
            </li>
          </ul>
        </div>
        <div
          class="spec">
          <!-- 商品信息区 -->
          <p
            class="g-name">
            {{goodData.name}}
          </p>
          <p
            class="g-desc">
            {{goodData.desc}}
          </p>
          <p
            class="g-price">
            <span>{{goodData.price}}</span>
            <span>{{goodData.oldPrice}}</span>
          </p>
          <div
            class="g-service">
            <dl>
              <dt>促销
              </dt>
              <dd>
                12月好物放送，App领券购买直降120元
              </dd>
            </dl>
            <dl>
              <dt>服务
              </dt>
              <dd>
                <span>无忧退货</span>
                <span>快速退款</span>
                <span>免费包邮</span>
                <a
                  href="javascript:;">了解详情</a>
              </dd>
            </dl>
          </div>
          <!-- sku组件 -->
          <XtxGoodSku
            :goods="goodData"
            @change="skuChange" />
          <!-- 数据组件 -->
          <XtxNumBox
            :max="5"
            :min="1"
            v-model="num" />
          <!-- 按钮组件 -->
          <!-- 加入购物车 -->
          <XtxButton
            type="primary"
            style="margin-top:20px;"
            @click="addCart">
            加入购物车
          </XtxButton>
        </div>
      </div>
      <div
        class="goods-footer">
        <div
          class="goods-article">
          <!-- 商品详情 -->
          <!-- <GoodHotVue :goods="goodData"></GoodHotVue> -->
        </div>
        <!-- 24热榜 -->
        <div
          class="goods-aside">
          <!-- 24小时热榜 -->
          <!--
            加冒号有俩个作用
            1. 识别变量  setup data 手动声明的数据变量
            2. 识别类型  :number="1"  :arr="[1,3,4]" :obj="{a:1}"

            不加冒号 统一识别为字符串
           -->
          <GoodHotVue
            type="1" />
          <!-- 周热榜 -->
          <GoodHotVue
            type="2" />
        </div>
      </div>
    </div>
  </div>
</template>
<script>
import { findGoods } from '@/api/good'
import { ref } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import { useStore } from 'vuex'
import GoodHotVue from './components/good-hot.vue'
export default {
  setup () {
    const route = useRoute()
    const goodData = ref({})
    async function loadData () {
      const res = await findGoods(route.params.id)
      goodData.value = res.data.result
      console.log(res.data.result)
    }
    loadData()
    // 获取到物品的详细数据
    let skuObj = {}
    // sku改变
    function skuChange (sku) {
      console.log(sku)
      skuObj = sku
    }
    // 定义初始条数
    const num = ref(1)

    // 加入和购物车
    const store = useStore()
    const router = useRouter()
    function addCart () {
      // 判断是否登录 有无token
      const token = store.state.user.profile.token
      if (!token) {
        // 跳转到登录页 并且传递本业的路径参数
        router.push({
          path: '/login',
          query: {
            redirect: encodeURIComponent(route.fullPath)
          }
        })
      } else {
        // 加入购物车
        store.dispatch('cart/insertCart', { skuId: skuObj.skuId, count: num.value })
        console.log('已经登录了去做事儿吧')
      }
    }

    return {
      goodData,
      skuChange,
      num,
      addCart
    }
  },
  components: {
    GoodHotVue
  }
}
</script>

<style scoped lang='less'>
.goods-info {
  min-height: 600px;
  background: #fff;
  display: flex;
  .media {
    width: 580px;
    height: 600px;
    padding: 30px 50px;
  }
  .spec {
    flex: 1;
    padding: 30px 30px 30px 0;
  }
}
.goods-footer {
  display: flex;
  margin-top: 20px;
  .goods-article {
    width: 940px;
    margin-right: 20px;
  }
  .goods-aside {
    width: 280px;
    min-height: 1000px;
  }
}
.goods-tabs {
  min-height: 600px;
  background: #fff;
}
.goods-warn {
  min-height: 600px;
  background: #fff;
  margin-top: 20px;
}

.number-box {
  display: flex;
  align-items: center;
  .label {
    width: 60px;
    color: #999;
    padding-left: 10px;
  }
}
.g-name {
  font-size: 22px;
}
.g-desc {
  color: #999;
  margin-top: 10px;
}
.g-price {
  margin-top: 10px;
  span {
    &::before {
      content: '¥';
      font-size: 14px;
    }
    &:first-child {
      color: @priceColor;
      margin-right: 10px;
      font-size: 22px;
    }
    &:last-child {
      color: #999;
      text-decoration: line-through;
      font-size: 16px;
    }
  }
}
.g-service {
  background: #f5f5f5;
  width: 500px;
  padding: 20px 10px 0 10px;
  margin-top: 10px;
  dl {
    padding-bottom: 20px;
    display: flex;
    align-items: center;
    dt {
      width: 50px;
      color: #999;
    }
    dd {
      color: #666;
      &:last-child {
        span {
          margin-right: 10px;
          &::before {
            content: '•';
            color: @xtxColor;
            margin-right: 2px;
          }
        }
        a {
          color: @xtxColor;
        }
      }
    }
  }
}
.goods-sales {
  display: flex;
  width: 400px;
  align-items: center;
  text-align: center;
  height: 140px;
  li {
    flex: 1;
    position: relative;
    ~ li::after {
      position: absolute;
      top: 10px;
      left: 0;
      height: 60px;
      border-left: 1px solid #e4e4e4;
      content: '';
    }
    p {
      &:first-child {
        color: #999;
      }
      &:nth-child(2) {
        color: @priceColor;
        margin-top: 10px;
      }
      &:last-child {
        color: #666;
        margin-top: 10px;
        i {
          color: @xtxColor;
          font-size: 14px;
          margin-right: 2px;
        }
        &:hover {
          color: @xtxColor;
          cursor: pointer;
        }
      }
    }
  }
}
</style>
